Home Postcode finder SA Verran Verran postcode SA Verran is a locality in South Australia covered by postcode 5603. Postcode 5603 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Verran business listing Be the first listing in Verran Common questionsWhat is the postcode for Verran?Verran, SA has the postcode 5603.What state is Verran in?Verran is in South Australia (SA).Does postcode 5603 cover more than one suburb?Yes. Postcode 5603 covers 4 localities, so the postcode alone does not identify Verran. Browse other postcodes in South Australia, or widen the search to every Australian postcode.